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Cheap flights from Champaign to London from £502

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to London departing on 18/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
12:19 - 08:35CMI-LHR
14h 16m1 stop
British Airways Logo
18:45 - 21:04LHR-CMI
32h 19m2 stops
£502British Airways
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Wed, 18 Feb - Tue, 24 Feb
British Airways Logo
12:19 - 08:35CMI-LHR
14h 16m1 stop
British Airways Logo
19:40 - 21:34LHR-CMI
31h 54m2 stops
£539British Airways
Find Deal
Wed, 18 Feb - Sun, 22 Feb
British Airways Logo
12:19 - 11:35CMI-LHR
17h 16m1 stop
British Airways Logo
12:35 - 21:34LHR-CMI
14h 59m1 stop
£549British Airways
Find Deal
Wed, 18 Feb - Sun, 22 Feb
Multiple Airlines Logo
12:19 - 06:55CMI-LHR
12h 36m1 stop
Multiple Airlines Logo
06:15 - 21:34LHR-CMI
21h 19m2 stops
£551Multiple Airlines
Find Deal
Wed, 18 Feb - Mon, 23 Feb
British Airways Logo
14:40 - 06:55CMI-LHR
10h 15m1 stop
British Airways Logo
15:45 - 21:34LHR-CMI
11h 49m1 stop
£576British Airways
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Thu, 19 Feb - Mon, 23 Feb
American Airlines Logo
14:54 - 12:15CMI-LHR
15h 21m1 stop
American Airlines Logo
11:40 - 21:34LHR-CMI
15h 54m2 stops
£580American Airlines
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Thu, 19 Feb - Mon, 23 Feb
British Airways Logo
14:40 - 08:35CMI-LHR
11h 55m1 stop
British Airways Logo
12:35 - 21:34LHR-CMI
14h 59m1 stop
£587British Airways
Find Deal
Fri, 20 Feb - Mon, 23 Feb
British Airways Logo
14:40 - 13:30CMI-LHR
16h 50m2 stops
British Airways Logo
06:15 - 21:34LHR-CMI
21h 19m2 stops
£657British Airways
Find Deal
Thu, 19 Feb - Mon, 23 Feb
American Airlines Logo
15:45 - 10:00CMI-LHR
13h 15m1 stop
American Airlines Logo
14:25 - 21:27LHR-CMI
13h 02m1 stop
£688American Airlines
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Fri, 27 Mar - Tue, 31 Mar
American Airlines Logo
13:16 - 08:40CMI-LHR
14h 24m2 stops
American Airlines Logo
09:45 - 21:27LHR-CMI
17h 42m2 stops
£692American Airlines
Find Deal
Fri, 27 Mar - Tue, 31 Mar

American Airlines flights from Champaign to London Heathrow Airport

Our best American Airlines deals on Champaign to London Heathrow Airport flight tickets
American Airlines
19 Feb
CMI14:54Champaign University-Willard
15h 21m
1 stop
LHR12:15London Heathrow
23 Feb
LHR11:40London Heathrow
15h 54m
2 stops
CMI21:34Champaign University-Willard
£580
Find similar
American Airlines
27 Mar
CMI15:45Champaign University-Willard
13h 15m
1 stop
LHR10:00London Heathrow
31 Mar
LHR14:25London Heathrow
13h 02m
1 stop
CMI21:27Champaign University-Willard
£688
Find similar
American Airlines
27 Mar
CMI13:16Champaign University-Willard
14h 24m
2 stops
LHR08:40London Heathrow
31 Mar
LHR09:45London Heathrow
17h 42m
2 stops
CMI21:27Champaign University-Willard
£692
Find similar

British Airways flights from Champaign to London Heathrow Airport

Our best British Airways deals on Champaign to London Heathrow Airport flight tickets
British Airways
18 Feb
CMI12:19Champaign University-Willard
14h 16m
1 stop
LHR08:35London Heathrow
24 Feb
LHR18:45London Heathrow
32h 19m
2 stops
CMI21:04Champaign University-Willard
£502
Find similar
British Airways
18 Feb
CMI12:19Champaign University-Willard
14h 16m
1 stop
LHR08:35London Heathrow
22 Feb
LHR19:40London Heathrow
31h 54m
2 stops
CMI21:34Champaign University-Willard
£539
Find similar
British Airways
18 Feb
CMI12:19Champaign University-Willard
17h 16m
1 stop
LHR11:35London Heathrow
22 Feb
LHR12:35London Heathrow
14h 59m
1 stop
CMI21:34Champaign University-Willard
£549
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Champaign to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 29 October 2025.
Use the filters below to find and compare flights from Champaign to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 18/2

12:19-08:35

1 stop14h 16m

London Heathrow

Tue 24/2

18:45-21:04

2 stops32h 19m

£502

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 18/2

12:19-08:35

1 stop14h 16m

London Heathrow

Sun 22/2

19:40-21:34

2 stops31h 54m

£539

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 18/2

12:19-11:35

1 stop17h 16m

London Heathrow

Sun 22/2

12:35-21:34

1 stop14h 59m

£549

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Wed 18/2

12:19-06:55

1 stop12h 36m

London Heathrow

Mon 23/2

06:15-21:34

2 stops21h 19m

£551

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 19/2

14:40-06:55

1 stop10h 15m

London Heathrow

Mon 23/2

15:45-21:34

1 stop11h 49m

£576

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 19/2

14:54-12:15

1 stop15h 21m

London Heathrow

Mon 23/2

11:40-21:34

2 stops15h 54m

£580

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 20/2

14:40-08:35

1 stop11h 55m

London Heathrow

Mon 23/2

12:35-21:34

1 stop14h 59m

£587

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Thu 19/2

14:40-13:30

2 stops16h 50m

London Heathrow

Mon 23/2

06:15-21:34

2 stops21h 19m

£657

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 27/3

15:45-10:00

1 stop13h 15m

London Heathrow

Tue 31/3

14:25-21:27

1 stop13h 02m

£688

ChampaignLondon

CMI - LHR

CMILHR

Champaign University-Willard

Fri 27/3

13:16-08:40

2 stops14h 24m

London Heathrow

Tue 31/3

09:45-21:27

2 stops17h 42m

£692

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Champaign to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Champaign to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Champaign to London Heathrow Airport (CMI to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Champaign to London Heathrow Airport

Direct flights

None
There are no direct flights from Champaign to London Heathrow Airport. There are no popular flight routes from Champaign to London Heathrow Airport.
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  • How far is Champaign University-Willard to London Heathrow by plane?

    There are 4035.4 mi between Champaign University-Willard and London Heathrow. By plane, this route typically takes 10h 15m.

  • When did momondo last update prices for flights from Champaign University-Willard Airport to London Heathrow Airport?

    Prices for flights from Champaign University-Willard Airport to London Heathrow Airport were last updated today.

  • How old do you have to be to fly from Champaign University-Willard Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Champaign University-Willard Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Champaign to London Heathrow Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Champaign from London Heathrow Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Champaign to London Heathrow Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Colchester
Dover
Hayes
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Champaign.

Can I find flights from Champaign to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Champaign which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Champaign to London?

Once all potential Champaign to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Champaign to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Champaign and alert you when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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